'hanlon brookings institution talks about u.s. missile-defense capability. " live aton journal 7:00 a.m. eastern, on c-span. >> we can take pictures of the ,rain and see the whole thing but there is this enormous gap in between about how the circuits in the brain function in order to be able to move my at you and process that information, or to lay down a memory. we don't know how that works. that technology is yet to be invented, a lot of this will be technology development. a lot will be nanotechnology. what we aim to do is record, from maybe hundreds of thousands of brain cells at the same time. be able, therefore, to understand how the circuits work. that is the brain activity map that is being talked about. very early days, not even a scientific plan at about milestones and time tables and cost. it is getting to be an exciting moment to put something together that we could not have thought of. >> more with nih director, dr. francis collins, sunday on "q&a." >> now, actress mariska hargitay speaks to the national press club about her work with survivors of domestic violence and child abuse.